CN103967341B - Locking device - Google Patents
Locking device Download PDFInfo
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- CN103967341B CN103967341B CN201410232424.0A CN201410232424A CN103967341B CN 103967341 B CN103967341 B CN 103967341B CN 201410232424 A CN201410232424 A CN 201410232424A CN 103967341 B CN103967341 B CN 103967341B
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- sleeve
- push rod
- key
- slide block
- locking device
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Abstract
Invention provides a kind of locking device, and described locking device includes: lock core, and described lock core includes: the first sleeve of ring-type, the second sleeve being embedded in described first sleeve and antitheft push rod; Described antitheft push rod includes: push rod head, push rod afterbody and be connected to the push rod pars intermedia between described push rod head and push rod afterbody; Described push rod head also includes: the second push rod groove, and described second push rod groove and the first push rod groove interval are arranged, and the width of described second push rod groove is be more than or equal to the width of described key inserting slot. The present invention, by moving axially for twice and once rotating, backs down the second slide block and the first slide block, it is possible to antitheft preferably respectively.
Description
Technical field
Invention relates to a kind of locking device.
Background technology
Current locking device, for instance door lock, also exists easily stolen risk.
Utility model content
Invention provides a kind of locking device, to solve the antitheft problem of locking device.
For this, invention proposes a kind of locking device, and described locking device includes: lock core,
Described lock core includes: the first sleeve of ring-type, the second sleeve being embedded in described first sleeve and antitheft push rod;
Described first sleeve includes: the first sleeve body, is arranged in the first lateral sleeve openings of described first sleeve body end, the first sleeve recess being positioned on described first sleeve, is positioned at the first sleeve spring of described first sleeve recess, is positioned at the limiting section of described first sleeve body end and is positioned at the marble hole in described first sleeve body;
Described first sleeve openings extends to the end edge of described first sleeve body and is connected with the limiting section of described first sleeve body end, and the first sleeve recess and limiting section lay respectively at the two ends of described first sleeve openings; Described first sleeve openings is provided with: can move axially and be arranged on the first slide block between described first sleeve spring and limiting section; Described marble hole runs through the sidewall of described first sleeve body and described marble hole and described first slide block and is respectively positioned on the same side of described first sleeve body;
Described second sleeve is the cylindrical shape do not closed of circumference, and described second sleeve includes: the cylindrical body of the second sleeve, is connected to the second sleeve spacing ring of cylindrical body one end of the second sleeve and extends to the second sleeve lateral openings of described second sleeve spacing ring from the cylindrical body of described second sleeve;
Described second sleeve lateral openings is positioned at the cylindrical body of described second sleeve and the lateral of described second sleeve spacing ring, and the thickness sum of the length of the described second sleeve lateral openings length equal to the cylindrical body of described second sleeve and described second sleeve spacing ring; Second sleeve spacing ring is do not close circular, and the external diameter of the second sleeve spacing ring is more than the internal diameter of described first sleeve;
Antitheft push rod, the cylindrical body sequentially passing through described second sleeve spacing ring and described second sleeve extend in described first sleeve;
Described antitheft push rod includes: push rod head, push rod afterbody and be connected to the push rod pars intermedia between described push rod head and push rod afterbody;
The length of described first sleeve is more than the cylindrical body length of described second sleeve; The length of described antitheft push rod is more than the cylindrical body length of described second sleeve;
Described push rod head portion is arranged in described first sleeve and is positioned at outside described second sleeve, described push rod middle part is between the cylindrical body and described first sleeve of described second sleeve, described push rod afterbody be ring-type and by described push rod head axial limiting in described first sleeve, and described push rod afterbody is positioned at outside described second sleeve spacing ring, between described push rod afterbody and described second sleeve spacing ring, there is the annular gap that thickness is d, the length of described push rod pars intermedia is more than whole length of described second sleeve, the length of described push rod pars intermedia adds thickness d equal to whole length of described second sleeve,
Described push rod afterbody is provided with key inserting slot; The width of described second sleeve lateral openings is equal to the width of described key inserting slot;
Described push rod head includes: the push rod main body of column, it is positioned at the first push rod groove of described push rod main body forward, moving axially and be arranged on the second slide block in described first push rod groove and be pushed against the push rod spring between the sidewall in described first push rod groove and described second slide block, the telescopic direction of described push rod spring is identical with the axial direction of described push rod pars intermedia;
Described push rod head also includes: the second push rod groove, and described second push rod groove and the first push rod groove interval are arranged, and the width of described second push rod groove is be more than or equal to the width of described key inserting slot.
Further, described second push rod groove is positioned at the reverse of the first push rod groove.
Further, described locking device also includes: key, described key includes: the key body of the arc of strip, is arranged on the chuck of described key body end, connects the tabs of described chuck and connect the key handle of described tabs, described chuck is connected between described key body and tabs, and described key body described first sleeve all parallel with tabs is axial, the vertical described key body of described chuck and tabs, described key body, described chuck form step shape with tabs;
Wherein, described key body is provided with the pit corresponding with described marble hole, and described chuck is higher than the plane of described pit or described key body place; Described push rod pars intermedia is cylindric, and described push rod afterbody is have opening discoid, and the thickness of described chuck is less than d, and the height of described chuck is more than the semidiameter of described push rod afterbody Yu described push rod pars intermedia.
Further, described pit is circular, and the number of described pit is multiple.
Further, the number of described marble hole is multiple, described marble hole is provided with cylinder, described locking device also includes: be set in the shell outside described lock core, described shell is provided with the spring eye of connection corresponding to described marble hole, being provided with shell spring in described spring eye, described shell spring is pushed against on described cylinder.
Further, the number of described first sleeve recess is two, described first slide block is provided with anti-theft billiards hole, described first slide block has the radian identical with described first sleeve body, when the first slide block is pushed against by described chuck, all marble holes including described anti-theft billiards hole are all corresponding with pit on the key.
Further, being formed and rotate groove between described chuck, tabs and described key handle, the thickness of described rotation groove is more than the thickness sum of the thickness of the second sleeve spacing ring Yu described push rod afterbody.
Further, described push rod pars intermedia is round bar, and the diameter of described push rod main body is more than the diameter of described push rod pars intermedia.
Further, before unblanking, the key inserting slot of described second sleeve lateral openings and described push rod afterbody is positioned at the reverse of described first sleeve openings, after being unlocked, described second sleeve lateral openings turns to described first sleeve openings in the same direction, and what the key inserting slot of described push rod afterbody was still fixed is positioned at the reverse of described first sleeve openings.
Further, described second slide block has the radian identical with described push rod main body, outer casing sleeve 71 includes: side wall of outer shell, described the side wall of outer shell cylindrical lumens 710 surrounded and the two row's spring eyes 75 being arranged in described side wall of outer shell, two row's spring eye 75 respectively the first spring eye 751 and the second spring eyes 752, the perforate direction of the first spring eye 751 and the second spring eye 752 is that radially the axis 7510 of the first spring eye 751 and the axes intersect of the second spring eye 752 are in the center of circle of cylindrical lumens 710.
Invention have employed anti-theft measure many as follows: the first sleeve, the second sleeve being embedded in described first sleeve and antitheft push rod, first sleeve openings can be held the first slide block and move, push rod head is provided with the second slide block, when unblanking, it is necessary to key moves axially, first back down the second slide block, then key turns certain angle (being such as 180 degree), back down the first slide block, thus by marble hole on the shell outside pit alignment lock core on the key, thus opening lock core. Even if there being the unlocking tools such as iron wire can be deep in the first sleeve, it also is difficult to back down the second slide block, even if backing down the second slide block, it also is difficult to turn an angle and reaches the first slide block place, even if reaching the first slide block place, do not have chuck cannot back down the first slide block, thus well achieving anti-theft feature yet.
And then, first slide block is provided with anti-theft billiards hole, so traditional marble hole is become activity form from fixed form, the position in this anti-theft billiards hole changes along with moving axially of key, only moving axially of key just can make anti-theft billiards hole corresponding with pit on the key, finally make all marble holes including anti-theft billiards hole all corresponding with pit on the key, it is achieved key is complete corresponding with lock core.
Accompanying drawing explanation
Fig. 1 is the decomposition texture schematic diagram of the locking device of inventive embodiments;
Fig. 2 illustrates the perspective view of the lock core of inventive embodiments from forward;
Fig. 3 is from the perspective view of the lock core reversely illustrating inventive embodiments;
Fig. 4 is the stereochemical structure of the first sleeve of inventive embodiments
Fig. 5 is the sectional structure of the first sleeve of inventive embodiments;
Fig. 6 is the main TV structure of the first sleeve of inventive embodiments, wherein eliminates spring and slide block;
Fig. 7 is the stereochemical structure of the second sleeve of inventive embodiments;
Fig. 8 is the stereochemical structure of the antitheft push rod of inventive embodiments;
Fig. 9 illustrates the plan structure schematic diagram of the antitheft push rod of inventive embodiments;
What Figure 10 illustrated the antitheft push rod of inventive embodiments looks up structural representation;
Figure 11 illustrates the sectional structure schematic diagram of the key of inventive embodiments from main apparent direction;
Figure 12 illustrates the side-looking structural representation of the key of inventive embodiments;
Figure 13 illustrates the main TV structure schematic diagram of the second slide block of inventive embodiments;
Figure 14 illustrates the side-looking structural representation of the second slide block of inventive embodiments;
With main TV structure, Figure 15 illustrates that the key of inventive embodiments is inserted into the state of the first sleeve;
Figure 16 illustrates the plan structure schematic diagram of the antitheft push rod of inventive embodiments, is wherein mounted with push rod spring and the second slide block;
Figure 17 illustrates the key of inventive embodiments and the fit structure schematic diagram of antitheft push rod, wherein key not yet with the second shoe contact in the first push rod groove;
Figure 18 illustrates the key of inventive embodiments and the fit structure schematic diagram of antitheft push rod, and wherein key has held out against the second slide block in the first push rod groove;
Figure 19 plan structure illustrates the structural representation that the key of inventive embodiments is inserted in the second push rod groove of antitheft push rod;
Figure 20 sectional structure illustrates that the key of inventive embodiments is inserted into the structural representation in lock core, and wherein, key not yet holds out against the second slide block;
Figure 21 sectional structure illustrates that the key of inventive embodiments is inserted into the structural representation in lock core, and wherein, key has held out against the second slide block;
Figure 22 sectional structure illustrate the key of inventive embodiments back down the second slide block after and rotate the view of 180 degree, wherein, key not yet holds out against the first slide block, what align key except the cylinder in the anti-theft billiards hole in the first slide block unblanks except pit, and the cylinder in other marble holes not yet aligns the pit of unblanking of key;
Figure 23 is the main TV structure of the first sleeve of inventive embodiments, is wherein mounted with spring and slide block;
Figure 24 sectional structure illustrates that the key of inventive embodiments rotates 180 degree and holds out against the view of the first slide block after backing down the second slide block, wherein, the pit of unblanking of key is all aligned including the cylinder in all marble holes in the anti-theft billiards hole in the first slide block;
Figure 25 illustrates the sectional structure of the outer casing sleeve of inventive embodiments.
Drawing reference numeral illustrates:
1 first sleeve 3 antitheft push rod 5 second sleeve 7 lock core shell 9 key
Second end 110 cylinder (lock bean) of the first end 192 first sleeve of limiting section 2 first slide block 20 anti-theft billiards hole 21 cylinder (lock bean) 191 first sleeve of 10 first sleeve body 11 marble hole 13 first sleeve openings 12 first sleeve recess 15 inner chamber 16 first sleeve spring 14 first sleeve body end
The cylindrical body 53 second sleeve spacing ring 55 second sleeve lateral openings of 51 second sleeves
31 push rod head 33 push rod pars intermedia 35 push rod afterbody 350 key inserting slot 311 limiting stands
Second end of the first end 342 second slide block of 313 limiting stand 315 first push rod groove 317 opening 34 second slide block 32 push rod spring 37 second push rod groove 341 second slide blocks
The center of circle of axis 7105 inner chamber of axis 7,520 second spring eye of 71 outer casing sleeve 710 inner chamber 72 outer casing sleeve 75 spring eye 751 first spring eye 752 first spring eye 7,510 first spring eyes
91 key body 915 groove 93 chuck 95 handles 96 rotate the end face of bottom surface 9151 groove of groove 97 tabs 910 pit 911 end pit 971 tabs
Detailed description of the invention
In order to the technical characteristic of invention, purpose and effect are more clearly understood from, now comparison accompanying drawing illustrates invention.
As it is shown in figure 1, locking device includes: lock core,
Described lock core includes: the first sleeve 1 of ring-type, the second sleeve 5 being embedded in described first sleeve and antitheft push rod 3;
Such as Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6, shown in Figure 23, described first sleeve 1 includes: the first sleeve body 10 inner chamber 15 of the first sleeve 1 (first sleeve body 10 surround), it is positioned at the first sleeve openings 13 that the second end 192 of the first sleeve is lateral, it is positioned at the first sleeve recess 12 on described first sleeve, it is arranged in the first sleeve spring 16 (as shown in figure 23) of described first sleeve recess, it is positioned at the limiting section 14 of described first sleeve body end, and it is positioned at the marble hole 11 in described first sleeve body, marble hole 11 is for holding the spring of lock core or cylinder (spring or vertical first sleeve body of cylindrical moving direction axial), when only key moves to position of consistent corresponding to each marble hole, the spring of the lock core held in marble hole 11 or cylinder could all align the pit of key, each cylinder 110 just can respectively fall in the pit of the key of correspondence, each cylinder 110 top is levelling, namely each cylinder 110 top is concordant with the outer wall of the first sleeve body 10, now, the rotation of the first sleeve body 10 is no longer by the restriction of each cylinder 110 protruding from the first sleeve body 10 outer wall, namely the rotation of the first sleeve body 10 of lock core can rotate relative to lock core shell 7, or lock core respectively lock bean (cylinder 110) all concordant after, lock core is relative to the restriction rotating the lock bean will not being subject in each cylinder 110 or lock core shell of lock core shell 7, thus lock core could rotate relative to lock core shell, just can be opened, locking device could unlock,About lock core respectively lock bean (cylinder 110) all concordant after, lock core could the rotary principle of relative lock core shell 7 be identical with prior art, and the main distinction point of the present invention is in that: how to realize concordant be different from prior art to the bean (cylinder 110) of respectively locking of lock core.
Such as Fig. 4, described first sleeve openings 13 extends to the second end 192 edge of described first sleeve body and is connected with the limiting section 14 of described first sleeve body end, and the first sleeve recess 12 and limiting section 14 lay respectively at the two ends of described first sleeve openings 13; As shown in figure 23, described first sleeve openings 13 is provided with: can move axially and be arranged on the first slide block 2 between described first sleeve spring 16 and limiting section 14; Described marble hole 11 runs through the sidewall of described first sleeve body and as shown in figure 23, described marble hole 11 and described first slide block 2 are respectively positioned on the same side of described first sleeve body, for instance; Marble hole 11 and described first slide block 2 are respectively positioned on the upside of described first sleeve body, so that the motion track of the first slide block 2 is corresponding with the position of marble hole 11, match; The telescopic direction of the first sleeve spring 16 is the axial of the first sleeve 1.
Described second sleeve 5 is the cylindrical shape that circumference is not closed, as it is shown in fig. 7, described second sleeve 5 includes: the cylindrical body 51 of the second sleeve, be connected to the second sleeve spacing ring 53 of cylindrical body one end of the second sleeve and extend to the second sleeve lateral openings 55 of described second sleeve spacing ring from the cylindrical body of described second sleeve;
Described second sleeve lateral openings 55 is positioned at the cylindrical body of described second sleeve and the lateral of described second sleeve spacing ring, and the thickness sum of the length of described second sleeve lateral openings 55 length equal to the cylindrical body 51 of described second sleeve and described second sleeve spacing ring 53; Second sleeve spacing ring 55 is circular for what do not close, and the external diameter of the second sleeve spacing ring 55 is more than the internal diameter of described first sleeve 1, to realize between the second end 192 and the first end 191 of the first sleeve that the second sleeve spacing ring 55 is positioned at described first sleeve;
As shown in Figure 1, Figure 2 and Fig. 3, antitheft push rod 3, the cylindrical body 51 sequentially passing through described second sleeve spacing ring 53 and described second sleeve extend in described first sleeve 1;
Such as Fig. 8, Fig. 9 and Figure 10, described antitheft push rod 3 includes: push rod head 31, push rod afterbody 35 and be connected to the push rod pars intermedia 33 between described push rod head and push rod afterbody;
The length of described first sleeve 3 is more than cylindrical body 51 length of described second sleeve; The length of described antitheft push rod pars intermedia 33 is more than cylindrical body 51 length of described second sleeve;
Such as Figure 20, Figure 21 and Figure 22, described push rod head 31 is arranged in described first sleeve 1 and is positioned at outside described second sleeve 5, described push rod pars intermedia 33 is between the cylindrical body 51 and described first sleeve 1 of described second sleeve, described push rod afterbody 35 be ring-type and by described push rod head 31 axial limiting in described first sleeve 1, and described push rod afterbody 35 is positioned at outside described second sleeve spacing ring 53, between described push rod afterbody 35 and described second sleeve spacing ring 53, there is the annular gap that thickness is d, tabs 97 to hold key rotates, the length of described push rod pars intermedia 33 is more than whole length of described second sleeve 5, the length of described push rod pars intermedia 33 adds thickness d equal to whole length of described second sleeve 5,
Such as Fig. 8, described push rod afterbody 35 is provided with key inserting slot 350; Such as Fig. 7, the width of described second sleeve lateral openings 55 is equal to the width of described key inserting slot 350, and such as Figure 20, Figure 21 and Figure 22, key 9 inserts from key inserting slot 350, and through the second sleeve lateral openings 55;
Such as Fig. 8, Fig. 9, Figure 16, Figure 20 to Figure 22, described push rod head 31 includes: the push rod main body of column, it is positioned at the first push rod groove 315 of described push rod main body forward, can move axially and be arranged on the second slide block 34 in described first push rod groove 315, and it is pushed against the push rod spring 32 between sidewall (being such as the limiting stand 311 of the first push rod groove) and described second slide block in described first push rod groove, the telescopic direction of described push rod spring 32 is identical with the axial direction of described push rod pars intermedia, the limiting stand 313 of the first push rod groove and the limiting stand 311 of another the first push rod groove lay respectively at the two ends of the first push rod groove 315, the limiting stand 311 of the first push rod groove is spacing to push rod spring 32, the limiting stand 313 of another the first push rod groove is spacing to the second slide block 34,
Such as Figure 10, described push rod head 31 also includes: the second push rod groove 37, described second push rod groove 37 and the first push rod groove 315 interval are arranged, the width of described second push rod groove 37 is be more than or equal to the width of described key inserting slot, to be inserted in the second push rod groove 37 after key upset, the length of the second push rod groove 37 is such as rotating the length of groove 96, or the length of the second push rod groove 37 is equal to the shift motion of the first slide block 2.
Initial position, such as Fig. 2 and Fig. 3, the direction of the second sleeve lateral openings 55 and key inserting slot 350 is all downward, and marble hole 11 and the first sleeve openings 13 are upwards, or during initial position, the direction of the second sleeve lateral openings 55 and key inserting slot 350 is identical, but the direction of the second sleeve lateral openings 55 and key inserting slot 350 and the direction of marble hole 11 and the first sleeve openings 13 are angled difference (such as contrary or difference 180 degree).
When unblanking, such as Figure 20 to Figure 22, key 9 is needed to move axially, first back down the second slide block 34 with key, then key is rotated further by certain angle (being such as 180 degree), the rotation of key body 91 drives the cylindrical body 51 of the second sleeve to rotate simultaneously, now, second sleeve lateral openings 55 is no longer identical with the direction of key inserting slot 350, before unblanking, the key inserting slot of described second sleeve lateral openings and described push rod afterbody is positioned at the reverse of described first sleeve openings, after being unlocked, described second sleeve lateral openings turns to described first sleeve openings in the same direction, what the key inserting slot of described push rod afterbody was still fixed is positioned at the reverse of described first sleeve openings. second sleeve lateral openings 55 is in opposite direction with key inserting slot 350, so, the space being inserted and rotated the first sleeve body 10 has been blocked from positive and negative both direction, it is possible to prevent other improper devices (such as iron wire) unblanked to be inserted and rotated below the marble hole 11 of the first sleeve body 10, plays good anti-theft feature.
When key body 91 turns to the second push rod groove 37 place, now, pit 910 of unblanking on key body 91 has been in the same side (being all such as upside) with marble hole 11, unblank between pit 910 and marble hole 11 to be the position difference on the axis direction along key body 91, in circumference angle, pit 910 of unblanking has reached consistent with marble hole 11.Such as Figure 22, when after key backs down the second slide block and after rotating 180 degree, the cylinder 21 in the anti-theft billiards hole 20 in the first slide block is just made to align the pit 911 of key, cylinder 21 in anti-theft billiards hole 20 drops in pit 911, make the cylinder 21 in anti-theft billiards hole 20 levelling, namely the top making cylinder 21 in anti-theft billiards hole 20 is concordant with the outer wall of the first sleeve body 10, but key not yet holds out against the first slide block, except the pit that the cylinder in the anti-theft billiards hole in the first slide block aligns key, cylinder 110 in marble hole 11 not yet aligns the pit of key, cylinder 110 in marble hole 11 still protrudes from the first sleeve body 10 outer wall, so, lock core still can not be opened, thus, even if having key or other unlocking tools, the direction identical with marble hole 11 can be turned to, also lock core cannot be opened, play good anti-theft function.
Now move axially key 9 again, the head of key 9 is inserted in the second push rod groove 37, meanwhile, such as Figure 24, the chuck of key backs down the first slide block 2, cylinder 21 in anti-theft billiards hole 20 is levelling, and move identical distance with the chuck of key, the movement of chuck makes the movement of key overall (including key body 91), so that in Figure 22, still protrude from the first sleeve body 10 outer wall but not yet align the cylinder 110 in the marble hole 11 of the pit of key, all align with the pit 910 of unblanking on key body 91, cylinder 110 entirely falls in unblanks in pit 910 on key body 91, the top of cylinder 110 is concordant with the outer wall of the first sleeve body 10, cylinder 21 before this is concordant, the pit of key is all aligned including the cylinder in all marble holes in the anti-theft billiards hole in the first slide block, all obtain levelling, key can drive the first sleeve 1 to rotate, it is achieved thereby that the rotation of lock core, namely realize unlocking.
Even if there being the unlocking tools such as iron wire can be deep in the first sleeve, it also is difficult to back down the second slide block, even if backing down the second slide block, it also is difficult to turn an angle and reaches the second push rod groove 37 place, even if reaching the second push rod groove 37 place, do not have chuck cannot back down the second slide block, thus well achieving anti-theft feature yet. The present invention, by moving axially for twice and once rotating, backs down the second slide block and the first slide block, it is possible to antitheft preferably respectively.
Further, described second push rod groove 37 is positioned at the reverse of the first push rod groove 315. Second sleeve lateral openings 55 is in opposite direction with key inserting slot 350, so, the space being inserted and rotated the first sleeve body 10 has been blocked from positive and negative both direction, eliminate security breaches, it is possible to prevent other improper devices (such as iron wire) unblanked to be inserted and rotated below the marble hole 11 of the first sleeve body 10, plays good anti-theft feature.
Further, such as Figure 11, Figure 12, Figure 17 and Figure 18 and Figure 19, described locking device also includes: key 9, described key 9 includes: the key body 91 of the arc of strip, it is arranged on the chuck 93 of described key body end, connect the tabs 97 of described chuck, and connect the key handle 95 of described tabs 97, described chuck 93 is connected between described key body 91 and tabs 97, and described key body described first sleeve 1 all parallel with tabs is axial, the vertical described key body of described chuck 93 and tabs, described key body 91, described chuck 93 forms step shape with tabs 97, key body 91 is such as the arc with groove 915,
Wherein, described key body 91 is provided with the pit 910 corresponding with described marble hole, and described chuck 93 is higher or lower than the plane of described pit 910 or described key body place; Described push rod pars intermedia 33 is cylindric, described push rod afterbody is have opening discoid, to hold key insertion, the thickness of described chuck 93 is less than d, so as to rotate in annular space between the second sleeve spacing ring 53 and the limiting section 14 of the first sleeve body end, the width of described chuck 93 width equal to key body 91 or the width equal to tabs 97;
As shown in figure 11, the height of described chuck 93 is more than the semidiameter of described push rod afterbody 35 with described push rod pars intermedia 33, the height of chuck 93 is the distance between the bottom surface 971 of tabs 97 and the end face 9151 of key channel 915, wherein, the bottom surface 971 of tabs 97 is also for rotating the bottom surface of groove 96. Such structural relation, it is possible to make tabs 97 smooth rotation, moreover it is possible to make chuck can back down the first slide block 2.
Further, described pit 910 is circular, and the number of described pit is multiple, with corresponding multiple marble holes 11, it is possible to rotationally and axially moving of cooperation key, the size of each pit 910 and the degree of depth can be different, to play good anti-theft feature.
Further, such as Fig. 5 and Fig. 6, the number of described marble hole is multiple, described marble hole is provided with cylinder (not shown, cylindrical structure is same as the prior art), described locking device also includes: be set in the shell 7 outside described lock core, described shell 7 is provided with the spring eye 75 of connection corresponding to described marble hole 11, lock bean (or the cylinder in shell) in the shell on cylinder 110 being provided with shell spring in described spring eye 75 and be pushed against in lock core, described shell spring pushes against on cylinder in the housing, thus further the cylinder 110 in lock core being pressed in marble hole 11. after the spring eye 75 lock bean (or the cylinder in shell) in installing shell spring and shell, close, so that shell spring and lock bean are produced elastic force. shell 7 can be provided with one or two or multiple outer casing sleeve, lock core is located in outer casing sleeve, such as, shell 7 can be provided with two spaced outer casing sleeves, respectively outer casing sleeve 71 and outer casing sleeve 72, the inner chamber 710 of each outer casing sleeve can hold a lock core, wherein, have at least a lock core can be the embodiment of the present invention lock core, another one lock core can be the lock core of the embodiment of the present invention, it is also possible to for existing common lock core. such as, what hold in outer casing sleeve 71 is the lock core of the present invention, and marble hole 11 is corresponding with spring eye 75, to realize the unified location of shell and lock core. outer casing sleeve 71 is connected by rotating shaft with two lock cores held in outer casing sleeve 72, to realize the linkage of two lock cores.
Further, as shown in Figure 6, the number of described first sleeve recess 12 is two, such as Figure 15, Figure 20, Figure 21 and Figure 22, described first slide block 2 is provided with anti-theft billiards hole 20, the same with other marble holes, anti-theft billiards hole is provided with cylinder 21, as shown in Figure 13 and Figure 14, described first slide block 2 has the radian identical with described first sleeve body 10, and the first slide block 2 has the thickness identical with described first sleeve body 10, in order to the first slide block 2 is the mobile making with the first slide block 2 in the first sleeve openings 13;
When the first slide block 2 is pushed against extreme position (maximum distance that namely the first slide block 2 moves) to the first end 191 of the first sleeve by described chuck 93, all marble holes including described anti-theft billiards hole 20 are all corresponding with pit on the key. Wherein, the shape in anti-theft billiards hole 20 is corresponding with end pit 911, and the shape of other marble holes 11 is corresponding with pit 910. End pit 911 is positioned at the end of other marble holes 11, and end pit 911 is a pit at most edge in other words, and after only all marble holes including described anti-theft billiards hole 20 are all corresponding with pit on the key, lock core just can be opened.
First slide block 2 is provided with anti-theft billiards hole 20, so traditional marble hole is become activity form from fixed form, this anti-theft billiards hole and cylinder therein 21 (lock bean) are when cylinder 21 is levelling, move along with moving axially of key, only in the moving process of anti-theft billiards hole and cylinder therein 21 (lock bean), other marble holes outside anti-theft billiards hole just can be made corresponding with pit on the key, finally make all marble holes including anti-theft billiards hole all corresponding with pit on the key, realize the complete corresponding of key and lock core. the mobility in anti-theft billiards hole 20, adds anti-theft feature.
Such as Figure 13 and Figure 14, the plan structure of the second slide block 34 is T-shaped, second slide block 34 includes: understand the second end 342 of the first end 341 and the second slide block forming the second T-shaped slide block, push rod spring 32 withstands on the first end 341 of the second slide block, the width of the first end 341 of the second slide block is more than the width of the second end 342 of the second slide block, the width of the second end 342 of the second slide block is compared with the narrow width of the first end 341 of the second slide block, the opening 317 of the first push rod groove 315 so that the first end 341 of the second slide block can come in and go out smoothly, make the key inserted from key inserting slot 350 can back down the second end 342 of the second slide block.
The structure of the first slide block 2 is similar to the structure of the second slide block 34, shape is all T-shaped, but the width end of the first T-shaped slide block 2, the end face on namely T-shaped top is pushed against by the first sleeve spring 16, T-shaped bottom is moved in the first sleeve openings 13, two shoulders between T-shaped top and bottom or two right angles, be limited to the limiting section 14 of the first sleeve body end.
Further, such as Figure 11, formed between described chuck 93, tabs 97 and described key handle 95 and rotate groove 96, the thickness of described rotation groove 96 is more than the thickness sum of the thickness of the second sleeve spacing ring 53 Yu described push rod afterbody 35, so that the rotation of chuck 93, tabs 97 is not by the interference of the second sleeve spacing ring 53 with described push rod afterbody 35.
Further, such as Fig. 8, described push rod pars intermedia 33 is round bar, and the diameter of described push rod main body is more than the diameter of described push rod pars intermedia 33, so that can slot in push rod main body, install spring, not affect the rotation of key simultaneously.
Further, described second slide block 34 has the radian identical with described push rod main body, in order to the second slide block 34 is in the slip of the first push rod groove.
Such as Figure 25, outer casing sleeve 71 such as includes two row's spring eyes 75, respectively the first spring eye 751 and the second spring eye 752, first spring eye 751 and the second spring eye 752 are respectively provided with shell cylinder and shell spring, no matter whether the pit of unblanking of key is to right cylinder 110, shell cylinder is pushed against on the cylinder 110 in the marble hole 11 of the first sleeve by shell spring always, when only the pit of unblanking of key is to right cylinder 110, each cylinder 110 is levelling, make the shell cylinder on each cylinder 110 also levelling, lock core including the first sleeve 1 could rotate in outer casing sleeve 71, the present invention is in the principle that marble hole 11 and cylinder 110 are levelling, and first spring eye 751 and the second spring eye 752 be identical with its cylindrical cooperation in principle with prior art, but the present invention is different from prior art on the first spring eye 751 and the second spring eye 752.
Such as Figure 25, outer casing sleeve 71 includes cylindrical lumens 710, first spring eye 751 and the second spring eye 752 are opened on the sidewall of outer casing sleeve 71, the perforate direction of the first spring eye 751 and the second spring eye 752 is radially, the perforate direction of the first spring eye 751 and the second spring eye 752 is not parallel in other words, such as, the perforate direction of the first spring eye 751 and the second spring eye 752 is formed more than 0 degree less than 45 degree of angles, the axis 7510 of the first spring eye 751 and the axes intersect of the second spring eye 752 are in the center of circle of cylindrical lumens 710, in like manner, the marble hole 11 of the first sleeve 1 is also radially arranged, the marble hole 11 of the first sleeve 1 is also two rows, first row marble hole 11 is consistent with the direction of the first spring eye 751, second row marble hole 11 is consistent with the direction of the second spring eye 752, so, make the marble hole 11 of key body corresponding first sleeve 1 of ability of only circular arc of the present invention and the spring eye 75 of outer casing sleeve 71, the marble hole making the present invention not only need with spring eye with key unblank in pit formation rotation direction consistent, also to form consistent at radial angle of marble hole and spring eye and key body, and also to reach consistent in the axial direction, define multiple protective and antitheft.
The foregoing is only the schematic detailed description of the invention of invention, be not limited to scope of invention. Each ingredient for invention can be mutually combined when not conflicting, any those skilled in the art, done equivalent variations and amendment under without departing from the design of invention and the premise of principle, all should belong to the scope of invention protection.
Claims (10)
1. a locking device, it is characterised in that described locking device includes: lock core,
Described lock core includes: the first sleeve of ring-type, the second sleeve being embedded in described first sleeve and antitheft push rod;
Described first sleeve includes: the first sleeve body, is arranged in the first lateral sleeve openings of described first sleeve body end, the first sleeve recess being positioned on described first sleeve, is positioned at the first sleeve spring of described first sleeve recess, is positioned at the limiting section of described first sleeve body end and is positioned at the marble hole in described first sleeve body:
Described first sleeve openings extends to the end edge of described first sleeve body and is connected with the limiting section of described first sleeve body end, and the first sleeve recess and limiting section lay respectively at the two ends of described first sleeve openings; Described first sleeve openings is provided with: can move axially and be arranged on the first slide block between described first sleeve spring and limiting section; Described marble hole runs through the sidewall of described first sleeve body and described marble hole and described first slide block and is respectively positioned on the same side of described first sleeve body;
Described second sleeve is the cylindrical shape that circumference is not closed, described second sleeve includes: the cylindrical body of the second sleeve, is connected to the second sleeve spacing ring of cylindrical body one end of the second sleeve and extends to the second sleeve lateral openings of described second sleeve spacing ring from the cylindrical body of described second sleeve, described second sleeve lateral openings is positioned at the lateral of the cylindrical body of described second sleeve, and the length of described second sleeve lateral openings is equal to the length of the cylindrical body of described second sleeve and the thickness sum of the second sleeve spacing ring;
Described second sleeve lateral openings is positioned at the cylindrical body of described second sleeve and the lateral of described second sleeve spacing ring, and the length of described second sleeve lateral openings is equal to the cylindrical body of described second sleeve and the length sum of described second sleeve spacing ring; Second sleeve spacing ring is do not close circular, and the external diameter of the second sleeve spacing ring is more than the internal diameter of described first sleeve;
Antitheft push rod, the cylindrical body sequentially passing through described second sleeve spacing ring and described second sleeve extend in described first sleeve;
Described antitheft push rod includes: push rod head, push rod afterbody and be connected to the push rod pars intermedia between described push rod head and push rod afterbody;
The length of described first sleeve is more than the cylindrical body length of described second sleeve; The length of described antitheft push rod is more than the cylindrical body length of described second sleeve;
Described push rod head portion is arranged in described first sleeve and is positioned at outside described second sleeve, described push rod middle part is between the cylindrical body and described first sleeve of described second sleeve, described push rod afterbody be ring-type and by described push rod head axial limiting in described first sleeve, and described push rod afterbody is positioned at outside described second sleeve spacing ring, between described push rod afterbody and described second sleeve spacing ring, there is the annular gap that thickness is d, the length of described push rod pars intermedia is more than whole length of described second sleeve, the length of described push rod pars intermedia adds thickness d equal to whole length of described second sleeve,
Described push rod afterbody is provided with key inserting slot; The width of described second sleeve lateral openings is equal to the width of described key inserting slot;
Described push rod head includes: the push rod main body of column, it is positioned at the first push rod groove of described push rod main body forward, moving axially and be arranged on the second slide block in described first push rod groove and be pushed against the push rod spring between the sidewall in described first push rod groove and described second slide block, the telescopic direction of described push rod spring is identical with the axial direction of described push rod pars intermedia;
Described push rod head also includes: the second push rod groove, and described second push rod groove and the first push rod groove interval are arranged, and the width of described second push rod groove is be more than or equal to the width of described key inserting slot; The length of the second push rod groove is equal to the shift motion of the first slide block.
2. locking device as claimed in claim 1, it is characterised in that described second push rod groove is positioned at the reverse of the first push rod groove.
3. locking device as claimed in claim 1, it is characterized in that, described locking device also includes: key, described key includes: the key body of the arc of strip, it is arranged on the chuck of described key body end, connect the tabs of described chuck, and connect the key handle of described tabs, described chuck is connected between described key body and tabs, and described key body described first sleeve all parallel with tabs is axial, the vertical described key body of described chuck and tabs, described key body, described chuck forms step shape with tabs,
Wherein, described key body is provided with the pit corresponding with described marble hole, and described chuck is higher than the plane of described pit or described key body place; Described push rod pars intermedia is cylindric, and described push rod afterbody is have opening discoid, and the thickness of described chuck is less than d, and the height of described chuck is more than the semidiameter of described push rod afterbody Yu described push rod pars intermedia.
4. locking device as claimed in claim 3, it is characterised in that described pit is circular, and the number of described pit is multiple.
5. locking device as claimed in claim 1, it is characterized in that, the number of described marble hole is multiple, described marble hole is provided with cylinder, described locking device also includes: be set in the shell outside described lock core, described shell is provided with the spring eye of connection corresponding to described marble hole, is provided with shell spring in described spring eye, and described shell spring is pushed against on described cylinder.
6. locking device as claimed in claim 3, it is characterized in that, the number of described first sleeve recess is two, described first slide block is provided with anti-theft billiards hole, described first slide block has the radian identical with described first sleeve body, when the first slide block is pushed against by described chuck, all marble holes including described anti-theft billiards hole are all corresponding with pit on the key.
7. locking device as claimed in claim 3, it is characterised in that being formed between described chuck, tabs and described key handle and rotate groove, the thickness of described rotation groove is more than the thickness sum of the thickness of the second sleeve spacing ring Yu described push rod afterbody.
8. locking device as claimed in claim 1, it is characterised in that described push rod pars intermedia is round bar, and the diameter of described push rod main body is more than the diameter of described push rod pars intermedia.
9. locking device as claimed in claim 1, it is characterized in that, before unblanking, the key inserting slot of described second sleeve lateral openings and described push rod afterbody is positioned at the reverse of described first sleeve openings, after being unlocked, described second sleeve lateral openings turns to described first sleeve openings in the same direction, and what the key inserting slot of described push rod afterbody was still fixed is positioned at the reverse of described first sleeve openings.
10. locking device as claimed in claim 5, it is characterized in that, described second slide block has the radian identical with described push rod main body, outer casing sleeve (71) including: side wall of outer shell, the cylindrical lumens (710) surrounded by described side wall of outer shell, described spring eye (75) is arranged be arranged in described side wall of outer shell two, two row's spring eye (75) respectively the first spring eye (751) and the second spring eyes (752), the perforate direction of the first spring eye (751) and the second spring eye (752) is radially, the axis (7510) of the first spring eye (751) and the axes intersect of the second spring eye (752) are in the center of circle of cylindrical lumens (710).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410232424.0A CN103967341B (en) | 2014-05-29 | 2014-05-29 | Locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410232424.0A CN103967341B (en) | 2014-05-29 | 2014-05-29 | Locking device |
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| Publication Number | Publication Date |
|---|---|
| CN103967341A CN103967341A (en) | 2014-08-06 |
| CN103967341B true CN103967341B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410232424.0A Expired - Fee Related CN103967341B (en) | 2014-05-29 | 2014-05-29 | Locking device |
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| CN (1) | CN103967341B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0670401A1 (en) * | 1994-03-04 | 1995-09-06 | Ernst Keller | Key and built-in double cylinder for a safety lock |
| US7448240B1 (en) * | 2007-06-25 | 2008-11-11 | Taiwan Fu Hsing Industrial Co., Ltd. | Lock assembly |
| CN101852041A (en) * | 2010-06-08 | 2010-10-06 | 胡连志 | Anti-theft lock core |
| CN102359310A (en) * | 2011-07-19 | 2012-02-22 | 李浩远 | Anti-theft lock head |
| CN203891599U (en) * | 2014-05-29 | 2014-10-22 | 于国凡 | Locking device |
| CN104196361A (en) * | 2014-08-25 | 2014-12-10 | 重庆市喜植机械设备有限公司 | Multiple interlocking asynchronous-alarming and electromechanical hybrid anti-theft lock |
-
2014
- 2014-05-29 CN CN201410232424.0A patent/CN103967341B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0670401A1 (en) * | 1994-03-04 | 1995-09-06 | Ernst Keller | Key and built-in double cylinder for a safety lock |
| US7448240B1 (en) * | 2007-06-25 | 2008-11-11 | Taiwan Fu Hsing Industrial Co., Ltd. | Lock assembly |
| CN101852041A (en) * | 2010-06-08 | 2010-10-06 | 胡连志 | Anti-theft lock core |
| CN102359310A (en) * | 2011-07-19 | 2012-02-22 | 李浩远 | Anti-theft lock head |
| CN203891599U (en) * | 2014-05-29 | 2014-10-22 | 于国凡 | Locking device |
| CN104196361A (en) * | 2014-08-25 | 2014-12-10 | 重庆市喜植机械设备有限公司 | Multiple interlocking asynchronous-alarming and electromechanical hybrid anti-theft lock |
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| Publication number | Publication date |
|---|---|
| CN103967341A (en) | 2014-08-06 |
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Granted publication date: 20160615 Termination date: 20190529 |